950 “Evaluating the frequency of the published study designs in the field of safety promotion and injury prevention during the last three decades (1985–2015)”
Hajar Nazari Kangavari, Ali Habibi, Seyed Taghi Heydari, Siamak Sabour
Injury Prevention Sep 2016, 22 (Suppl 2) A338; DOI: 10.1136/injuryprev-2016-042156.950